package com.tal.live.utils.context;

import org.springframework.beans.BeansException;
import org.springframework.context.ApplicationContext;
import org.springframework.context.ApplicationContextAware;
import org.springframework.stereotype.Component;

/**
 * 获取 applicationContext
 * @author xlr
 * @date 2018-11-24
 */
@Component
public class SpringContextHolder implements ApplicationContextAware {

    private static ApplicationContext  applicationContext;
    @Override
    public void setApplicationContext(ApplicationContext applicationContext) throws BeansException {
        SpringContextHolder.applicationContext = applicationContext;
    }

    public static   <T> T  getBean(String beanName){
        return (T) applicationContext.getBean(beanName);
    }

    public static   <T> T  getBean(Class clazz){
        return (T) applicationContext.getBean(clazz);
    }

    public static ApplicationContext getApplicationContext(){
        return applicationContext;
    }

}
